Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 894 · 40 questions

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

1. 1.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
2. 2.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on black (d) blue on purple
3. 3.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
4. 4.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
5. 5.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
8. 8.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
10. 10.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h4> (d) <h1>
12. 12.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) red on green
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
14. 14.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
16. 16.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
18. 18.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
19. 19.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) yellow on white (d) light grey on white
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
22. 22.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
23. 23.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on black (d) dark grey on white
25. 25.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on black (d) pink on red
26. 26.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h1> (d) <h6>
27. 27.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
29. 29.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
30. 30.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
31. 31.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) red on green (d) white on black
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
33. 33.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
34. 34.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) red on green (d) white on dark blue
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h4>
36. 36.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
37. 37.Which colour pair is easy to read? (a) black on white (b) red on green (c) blue on purple (d) yellow on white
38. 38.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No

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